Side by side
GradingPen vs TCGrader
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Grade 30 essays in 10 minutes with AI.
AI-powered trading card pre-grading using GPT-4o Vision.
Primary task
Grading
Trading cards grading
Pricing
Free Trial · Trial; then from $7.99/mo
Freemium · Free + from $1.99
Pricing details
Free + from $7.99/mo
Free + from $1.99
Billing cycle
Monthly
Pay-as-you-go
API access
Not documented
Not documented
Platforms
Web
Web
Integrations
Google Drive, Make
Make
Source rating
5.0 / 5 · 1 ratings
5.0 / 5 · 1 ratings
Catalog views
3.8k
379
Estimated monthly traffic
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Catalog imported
31 Aug 2026
30 Aug 2026
Listed strengths
- Grades 30 essays in 10mins
- Real-time analytics
- Handwritten essay support
- Flags academic integrity violations
- Custom rubrics creation
- GPT-4o Vision for pre-grading
- Immediate grade estimation
- Detailed explanation provided
- Deliverance of a downloadable PDF report
- Unique ID for each grading
Listed limitations
- Limited integrations
- Handwritten essay reading imperfect
- Lacks broader subject support
- Requires manual adjustments
- No immediate Microsoft Teams integration
- Only one free grading weekly
- Grades are estimation only
- Not affiliated with PSA
- Depends heavily on image quality
- No third-party data sharing